- 1 the reflecting of sound off a wall or inside a space so that a noise appears to be repeated; a sound that is reflected back in this way There was an echo on the line and I couldn't hear clearly. The hills sent back a faint echo. the echo of footsteps running down the corridor “So you love him, do you?” Magda's voice was a mocking echo of my own.
- 2the fact of an idea, event, etc. being like another and reminding you of it; something that reminds you of something else Yesterday's crash has grim echoes of previous disasters.
- 3 an opinion or attitude that agrees with or repeats one already expressed or thought His words were an echo of what she had heard many times before. The speech found an echo in the hearts of many in the audience (= they agreed with it).